Masaru Fukuoka

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resistor composition for spark plug having a resistor enclosed therein
- Patent number 4,173,731
- Issue date Nov 6, 1979
- NGK Spark Plug Co., Ltd.
- Shunichi Takagi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS